KK

Kazuyasu Kawashima

DI Dic: 1 patents #467 of 844Top 60%
SC Sekisui Chemical Co.: 1 patents #529 of 908Top 60%
Overall (All Time): #698,120 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12090445 Tube unit and degassing module Youhei Suganuma, Akira Sato, Kazumi Oi 2024-09-17
6955758 Ozone treating apparatus Kazutoshi Yamazaki, Kozo Shirato, Akira Sato, Akihiko Nagai 2005-10-18
4729773 Unit for degassing liquids Kozo Shirato 1988-03-08
4680552 Apparatus for measuring impurities in super-pure water without exposure to surrounding atmosphere Kozo Shirato, Kazuo Hiraizumi, Shinya Okuyama, Masashi Kobayashi, Minoru Tanaka +5 more 1987-07-14
4652364 Apparatus for adjusting the concentration of a solution Kozo Shirato, Kazuo Hiraizumi, Masashi Kobayashi 1987-03-24
4651087 Apparatus for measuring impurities in ultrapure water Kozo Shirato, Yoshihiro Sato 1987-03-17
4469495 Method and device for degassifying liquid Kazuo Hiraizumi, Kozo Shirato 1984-09-04